72892000

素因数分解:

$2^5\times 5^3\times {\mathrm{18223}}^1$

素因数の和:18248

約数の個数: 48

約数和(自身を含む): 179105472

約数和(自身を除く): 106213472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 18223, 36446, 72892, 91115, 145784, 182230, 291568, 364460, 455575, 583136, 728920, 911150, 1457840, 1822300, 2277875, 2915680, 3644600, 4555750, 7289200, 9111500, 14578400, 18223000, 36446000, 72892000]

約数ペア:

[(1, 72892000), (2, 36446000), (4, 18223000), (5, 14578400), (8, 9111500), (10, 7289200), (16, 4555750), (20, 3644600), (25, 2915680), (32, 2277875), (40, 1822300), (50, 1457840), (80, 911150), (100, 728920), (125, 583136), (160, 455575), (200, 364460), (250, 291568), (400, 182230), (500, 145784), (800, 91115), (1000, 72892), (2000, 36446), (4000, 18223)]